National Grid is an electric and gas utility serving Long Island, metro NYC, Upstate NY, Massachusetts and Rhode Island. National Grid was the first utility to inject RNG into natural gas pipelines in 1982 and their latest RNG injection project at the Newtown Creek Wastewater Plant is expected to go online in late 2020. National Grid also played a leading role in the creation of the “Interconnect Guide for Renewable Natural Gas (RNG) in New York State.” More >>